What is the biggest canyon in the United States and a popular place for ecotourists?
The Grand Canyon
What is at the top of the food chain?
Humans
Doing this can naturally remove carbon dioxide from the atmosphere.
Planting trees
Definition: When humans take more fish from the ocean than can be replaced naturally.
Overfishing
What is the deadliest creature in the world?
mosquito
The U.S. has 63 National Parks. How many do you think Ms. Ellie has seen?
1. Shenandoah National Park (Virginia)
2. Acadia National Park (Maine)
What are the driest ecosystems on earth?
Deserts
What kind of climate is found in areas near the equator?
tropical climate
Definition: the mixture of gases surrounding the planet
atmosphere
What region produces 20% of the world’s oxygen?
Amazon rainforest
Which state in the USA has the most volcanoes?
Alaska - it has 141 potentially active volcanoes.
True or False: Tundra ecosystems are usually warmer than forest ecosystems.
False
Who took a zero-carbon journey from Europe to the United States to raise awareness for climate change?
Greta Thunberg
Definition: When water is too warm, coral will lose the algae living in their tissues. This causes the coral to turn completely white.
coral bleaching
What is the largest animal to have ever lived on Earth?
Blue whale
Which U.S. state has the most miles of coastline?
Alaska has more miles of shoreline than all of the rest of the United States combined.
What are the most biodiverse ecosystems on earth?
Rainforests
What is the name of a long period of cooling when ice caps extend past polar regions?
Ice age
Definition: any form of water that falls from clouds
precipitation
In 2015, this ocean phenomenon was mapped for the first time. Located between California and Hawaii, the area is three times the size of France. It contains 88 thousand tons of floating plastic. What is it called?
The Great Pacific Garbage Patch
Which U.S. state sees the sunrise first?
Maine
This word refers to all the ecosystems on earth.
Ecosphere
Definition: the decrease in the pH of the Earth's ocean
ocean acidification
Definition: height above sea level
elevation
What material can take up to 1 million years to decompose?
Glass